Xip is a protocol analyzer and tester. It's a kind of graphical tcpdump
with possibility of changing packet values and resending them. It could be
also designed byt the term "human ip stack". It is composed of one main C
library called liblayer wich manages some primitive object types such as
integers (8, 16, 32) and other network items - These classes are called
"typ". The library also manages some primitive layers such as ethernet, ip,
udp, tcp, arp, icmp and somewell-known up-layered protocols such as rip
or even dns